The pose has a rich mythology based on the theme of peacocks destroying snakes that represent human flaws and attachments. It also has an extensive range of detoxifying physical benefits, according to athletic wear brand Athleta, which says "this pose strengthens the digestive system, stimulates metabolism, and purges your body of toxins by massaging the digestive organs, increasing the blood circulation, and strengthening the core."

While it's not clear when or where the picture of Trudeau was taken — the blurriness suggests it's a bit old — it was given viral new life by a Facebook post by Canadian yoga teacher David Gellineau.

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